Base | Representation |
---|---|
bin | 11001101010110… |
… | …10010111101011 |
3 | 120000011210210211 |
4 | 30311122113223 |
5 | 420111000420 |
6 | 33211121551 |
7 | 5223155053 |
oct | 1465322753 |
9 | 500153724 |
10 | 215328235 |
11 | 100602321 |
12 | 601432b7 |
13 | 357c3175 |
14 | 20852563 |
15 | 13d85e5a |
hex | cd5a5eb |
215328235 has 16 divisors (see below), whose sum is σ = 272806560. Its totient is φ = 162708480.
The previous prime is 215328233. The next prime is 215328247. The reversal of 215328235 is 532823512.
It is not a de Polignac number, because 215328235 - 21 = 215328233 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 215328197 and 215328206.
It is not an unprimeable number, because it can be changed into a prime (215328233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30325 + ... + 36745.
It is an arithmetic number, because the mean of its divisors is an integer number (17050410).
Almost surely, 2215328235 is an apocalyptic number.
215328235 is a deficient number, since it is larger than the sum of its proper divisors (57478325).
215328235 is a wasteful number, since it uses less digits than its factorization.
215328235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6798.
The product of its digits is 14400, while the sum is 31.
The square root of 215328235 is about 14674.0667505637. The cubic root of 215328235 is about 599.3773494377.
The spelling of 215328235 in words is "two hundred fifteen million, three hundred twenty-eight thousand, two hundred thirty-five".
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